benedict's resignation shocked the world. the 85-year-old pontiff has slowed down significantly in recent years, but the vatican stressed that no specific medical condition prompted this decision. >> he certainly slowed down a bit. you could tell he had trouble negotiating steps. he started using the cane several months ago. >> reporter: in his announcement, the pope said, quote,"i have had to recognize my incapacity to adequately fulfill the ministry entrusted to me." pope benedict xvi has overseen a series of scandals and controversy, including the sex abuse crisis in the catholic church. his critics charge he was not progressive enough, upset he condemned gay marriage, the ordination of women, and allowing priests to marry. but supporters viewed him as a steadfast leader, and praised him for warning against the subtle influence of secularism. >> wendy: joining us now with thoughts on these developments, is dr. cornelius becker a professor at regent university. thank you so much for being on the program. >> it greats to be